drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Zwei Probleme in dovecot
Name: |
Zwei Probleme in dovecot |
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ID: |
USN-3587-1 |
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Distribution: |
Ubuntu |
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Plattformen: |
Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 17.10 |
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Datum: |
Mo, 5. März 2018, 16:27 |
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Referenzen: |
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-15130
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-14461 |
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Applikationen: |
dovecot |
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Originalnachricht |
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This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --YIIb9sJxn0OgMpfVIFvGUl1uVJSBHoicK Content-Type: multipart/mixed; boundary="szY3xm7Ton6rfe8fVIMgLAvrb0pc3LtMv"; protected-headers="v1" From: Marc Deslauriers <marc.deslauriers@canonical.com> Reply-To: Ubuntu Security <security@ubuntu.com> To: ubuntu-security-announce@lists.ubuntu.com Message-ID: <a08844d4-ca02-ded3-c7fa-69a5754acccb@canonical.com> Subject: [USN-3587-1] Dovecot vulnerabilities
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========================================================================== Ubuntu Security Notice USN-3587-1 March 05, 2018
dovecot vulnerabilities ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 17.10 - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS
Summary:
Several security issues were fixed in Dovecot.
Software Description: - dovecot: IMAP and POP3 email server
Details:
It was discovered that Dovecot incorrectly handled parsing certain email addresses. A remote attacker could use this issue to cause Dovecot to crash, resulting in a denial of service, or possibly obtain sensitive information. (CVE-2017-14461)
It was discovered that Dovecot incorrectly handled TLS SNI config lookups. A remote attacker could possibly use this issue to cause Dovecot to crash, resulting in a denial of service. (CVE-2017-15130)
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 17.10: dovecot-core 1:2.2.27-3ubuntu1.3
Ubuntu 16.04 LTS: dovecot-core 1:2.2.22-1ubuntu2.7
Ubuntu 14.04 LTS: dovecot-core 1:2.2.9-1ubuntu2.4
In general, a standard system update will make all the necessary changes.
References: https://usn.ubuntu.com/usn/usn-3587-1 CVE-2017-14461, CVE-2017-15130
Package Information: https://launchpad.net/ubuntu/+source/dovecot/1:2.2.27-3ubuntu1.3 https://launchpad.net/ubuntu/+source/dovecot/1:2.2.22-1ubuntu2.7 https://launchpad.net/ubuntu/+source/dovecot/1:2.2.9-1ubuntu2.4
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